PWR KIT YAM YZ250 '03-17, YZ250X '16-17

Complete engine rebuild. Crankshaft assembly. OEM quality main bearings. All engine gaskets, seals, and o-rings. Wiseco ProLite 2-stroke piston and top end bearing. Wiseco standard series 4-stroke piston. Cam chain included (if needed). Wiseco hour meter and bracket included. Bottom end and top end components. Engineered to meet or exceed OEM quality. Reliable OEM sealing. Instant throttle response. Premium quality for smooth operation. Proven performance and reliability. Exact fit and long lasting. Track your engine and critical service intervals